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MONITEK MESSENGER LD & PC SPECIFICATIONS
MONITEK MONITURB (F, S, FS) TURBIDITY SENSOR SPECIFICATIONS
PERFORMANCE
PERFORMANCE (COMPATIBLE WITH MONITEK MESSENGER LD & PC)
Accuracy
+/- 1% F.S.
Linearity +/- 1% F.S.
Accuracy
+/- 2% F.S.
Linearity +/- 2% F.S.
Repeatability
+/- 1% F.S.
Response time: <1 second
Repeatability
+/- 1% F.S.
Response time: <1 second
Sensitivity
+/- 1% F.S.
Calibration Interval
12 months
ENVIRONMENT
Ambient temperature
Messenger LD
Dimensions
Weight
Messenger PC
Dimensions
Weight
Messenger PC
Dimensions
Weight
- 0˚C to 45˚C (14˚F to 113˚F)
Stainless steel enclosure: NEMA 4X, IP65
180 mm H x 160 mm W x 114 mm D (7.1˝ x 6.3˝ x 4.4˝)t
Stainless steel enclosure: NEMA 4X, IP65
375 mm H x 305 mm W x 173 mm D (14.8˝ x 12.0˝ x 6.8˝)
Weight
Process Connections
10-100 mm (1/2˝-4˝)
Application & sensor dependent
DIN, ANSI, NPT, TH, Tri-Clamp, others
DESIGN SPECIFICATIONS
Sensor Types
Fiberglass enclosure: NEMA 4X, IP65
350 mm H x 300 mm W x 173 mm D (13.8˝ x 11.8˝ x 6.8˝)
5.76 kg (12.7 lbs.)
MoniTurb FS: 12˚ & 90˚ scattered light
Detectors
Sensor Material
Windows
100-240 VAC, 50/60 Hz
50 VA
COMMUNICATIONS
RS 232, MODBUS; RS 485; USB
Analog Outputs
4 maximum, 4-20mA (self-powered)
4 (optional) SPST, 250 VAC, 4A, programmable
APPROVALS & CERTIFICATIONS
CE – Messenger LD
CSA/NEC – General Purpose: Messenger LD, Messenger PC (SS enc.)
CSA/NEC – Class 1, Div. 2: Messenger PC (SS enc.) with Z-Purge
MoniTurb F: 12˚ forward-scattered light
MoniTurb S: 90˚ side-scattered light
9.7 kg (21.4 lbs.)
Digital Outputs
Relays
Line Sizes
2.77 kg (6.1 lbs.)
UTILITIES
Power &
consumption
PHYSICAL SPECIFICIATIONS
Gasket Material
Process Pressure
Silicon photodiodes, hermetically sealed
316L SS / 1.4404 (as standard); Hastelloy C, TFMC, others available
Sapphire
Application-specific, depending on sample temperature or chemical composition. Options include Viton, EPDM, and Kalrez
Max. 15 bar (220 psi) at ambient temperature
High-pressure sensors upon request
Process Temperature
Max. 140˚C (284˚F)
Optical Pathlength
Application specific
Cleaning Jets
optional
Cable Length Application specific
Air Purge optional
